Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Computation of basic and diluted net earnings per share

The following table sets forth the computation of basic and diluted EPS:

(Thousands except per share amounts)	2018		2017		2016
Numerator for basic and diluted EPS:
Net income	$	20,846	$	11,451	$	25,740
Denominator:
Denominator for basic EPS:
Weighted-average shares outstanding	20,212		20,027		19,983
Effect of dilutive securities:
Stock appreciation rights	170		174		74
Restricted stock units	85		96		88
Performance-based restricted stock units	146		118		68
Diluted potential common shares	401		388		230
Denominator for diluted EPS:
Adjusted weighted-average shares outstanding	20,613		20,415		20,213
Basic EPS	$	1.03	$	0.57	$	1.29
Diluted EPS	$	1.01	$	0.56	$	1.27